Problem Display
PID: 94266 (1B1Q4/8/r1p2p1K/3N1N2/1n2k3/q2p3p/1p1p1p2/4bb2 w - - 0 1)

Vasta, Jan

Sachove umeni (Ceskoslovensky sach), 1953

1B1Q4/8/r1p2p1K/3N1N2/1n2k3/q2p3p/1p1p1p2/4bb2

#3

5 + 13


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sxf6+?
      • 1...Kf3
        • 2.Qg8
          • threat
            • 3.Qg4#
          • 2...Ke2
            • 3.Qg4#
      • 1...Kxf5!
    • 1.Qe7+?
      • 1...Kf3
        • 2.Sh4+
          • 2...Kg4
            • 3.Qe4#
      • 1...Kxd5!
    • 1.Qe8+?
      • 1...Kf3
        • 2.Sh4+
          • 2...Kg4
            • 3.Qh5#
            • 3.Qe4#
      • 1...Kxd5!
  • Keys
    • 1.Qg8!
      • threat
        • 2.Qe6+
          • 2...Kf3
            • 3.Sh4#
      • 1...Kf3
        • 2.Sde3
          • threat
            • 3.Qg4#
          • 2...Ke2
            • 3.Qg4#
          • 2...Ke4
            • 3.Qg4#
        • 2.Sxf6
          • threat
            • 3.Qg4#
          • 2...Ke2
            • 3.Qg4#
      • 1...Kxf5
        • 2.Qh7+
          • 2...Kg4
            • 3.Qe4#
          • 2...Ke6
            • 3.Sf4#
      • 1...Qc3
        • 2.Sxc3+
          • 2...Kf3
            • 3.Qg3#
          • 2...Kxf5
            • 3.Qc8#
      • 1...Bg2
        • 2.Qe6+
          • 2...Kf3
            • 3.Sd4#
            • 3.Sh4#
      • 1...c5
        • 2.Qg4+
          • 2...Kxd5
            • 3.Se7#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).